Lincoln Aviator: Electronic Feature Group / Multifunction Electronic Modules
Removal
Release the clips and remove the IPMA cover.
Disconnect the electrical connector.
Release the tabs and remove the IPMA...
Other information:
Check
Turn the ignition ON, engine OFF.
Set the parking brake.
Place the gearshift in REVERSE (R) for rear parking aid sensors.
Place the gearshift in DRIVE (D) for front parking aid sensors...
Removal
Lower the headliner.
Refer to: Headliner - Lowering (501-05 Interior Trim and Ornamentation, Removal and Installation).
Disconnect the antenna cable connector(s).
Remove the bolt, the bracket and the roof mounted antenna...